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Pectolite and Verdite Optical Properties


Verdite and Pectolite Optical Properties


Optical Properties

Luster
Silky   
Vitreous, Silky   

Pleochroism
NilArthur Thomas   
Extreme   

Dispersion
Not Available   
Not Available   

Transparency
Transparent   
Translucent   

Refractive Index
1.595-1.645   
1.580   

Optic Character
Not Available   
Not Available   

Crystal System
Triclinic   
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c   

Birefringence
0.028-0.038   
Not Available   

Clarity
Transparent   
Translucent   

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Pectolite and Verdite Optic Character

Pectolite and Verdite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Pectolite and Verdite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Pectolite and Verdite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

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Pectolite and Verdite Transparency

Similar to their colors, Pectolite and Verdite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Pectolite is Transparent while Pectolite is Transparent in appearance.

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